... different demands for it; Special shaped windows also can produce. You can design the windows by yourself. ... aluminum profileGlassSingle, double, tripled glass; double glass with grilleLow-E glass, Tempered glass, floated glass, reflective glass, OBS glass, etc.Thickness: 4mm, 5mm ... , (Multi-point lock and handle) , G-U or ROTO also can be usedMosquito meshesMetal and nylon material doors and windows